body {
    font-size: 18px;
}

#container {
    width: 1280px;
    margin: 20px auto;
    border: 2px;
    border-color: #666666;
    border-style: solid;
    background: LightSkyBlue;
    text-align: center;
	height:630px;
}

#header {
    height: 30px;
    width: 1280px;
    margin: 0 auto;
    background: Lavender;
	 }

#PageBody {
    width: 1280px;
    height: 500px;
    margin: 0 auto;
}

#mainBay {
    width: 800px;
    height: 500px;
    float: left; /*浮动居左*/
    overflow: hidden; /*超出宽度部分隐藏*/
    background: LightCyan;
}

#sideBar {
    width: 480px;
    height: 500px;
    float: left; /*浮动居左*/
    overflow: hidden;
    background: PowderBlue;
}

#Footer {
    clear: both;
    width: 1200px;
    margin: 0 auto;
    background: #ff99cc;
}
ul{ list-style:none;}

#Nav ul{
	list-style-type:none;
	margin:0;
	padding:0;
	overflow:hidden;
	background-color:SkyBlue;
}

#Nav li{
	float:left;
}

#Nav li a {
	display:block;
	color:white;
	text-align:center;
	padding:14px 16px;
	text-decoration:none;
}

#Nav li a:hover{
	background-color:pink;
}

#Nav li a.Active{
	color:SlateGray;
}

#Login{
	font-size:12px;
}

#Login ul
{
	list-style-type:none;
	margin:0;
	padding:0;
}

#Login li
{
display:inline;
float:right;
position:relative;
right:10px;
margin-left:5px;
margin-right:5px;
}